3FZ0

Inosine-Guanosine Nucleoside Hydrolase (IG-NH)

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	0.1M Bis-Tris, 200mM ammonium sulfate, 22% PEG MME 3350, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.33	47.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 124.69	α = 90
b = 116.04	β = 90
c = 204.76	γ = 90

Symmetry
Space Group	C 2 2 21

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 210		2004-06-11	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-4	0.97565	ESRF	ID14-4

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.5	85.13	99.6	0.118	16.1	7.2		51751	-3	-3	43.5

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.5	2.64	97.1		0.546	4.7	7.1	7263

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB ENTRY 1Q8F	2.5	19.93	48811	48811	2620	99.9	0.19102	0.1892	0.22433	RANDOM	63.673

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
-0.21			-0.03		0.24

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.428
r_dihedral_angle_4_deg	17.712
r_dihedral_angle_3_deg	15.505
r_dihedral_angle_1_deg	6.343
r_scangle_it	2.458
r_scbond_it	1.547
r_angle_refined_deg	1.468
r_mcangle_it	0.949
r_mcbond_it	0.56
r_symmetry_hbond_refined	0.364
r_nbtor_refined	0.31
r_symmetry_vdw_refined	0.3
r_nbd_refined	0.208
r_xyhbond_nbd_refined	0.141
r_chiral_restr	0.099
r_metal_ion_refined	0.084
r_bond_refined_d	0.015
r_gen_planes_refined	0.005
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	10272
Nucleic Acid Atoms
Solvent Atoms	186
Heterogen Atoms	60

Software

Software
Software Name	Purpose
DNA	data collection
MOLREP	phasing
REFMAC	refinement
XDS	data reduction
SCALA	data scaling